Low Pressure Sensor — Nissan Gravite
Category: AC | Severity: high | Cost: ₹1,500–₹5,000
What is Low Pressure Sensor?
Measures refrigerant pressure on the low-pressure side.
How Low Pressure Sensor Works
Provides input to control system for efficient cooling.
Why is Low Pressure Sensor Important?
Prevents compressor damage due to low refrigerant.
Common Problems
- Faulty readings
- Sensor failure
Symptoms
- Weak cooling
- Compressor not engaging
Causes of Failure
- Wear
- Electrical issues
Impact on Car Performance
Affects compressor operation.
DIY Fix Guide — Step by Step
- Check refrigerant level
- Scan ECU codes
- Inspect wiring
- Replace sensor
Maintenance Tips
- Maintain proper refrigerant level
Replacement Cost in India
Estimated range: ₹1,500 – ₹5,000
Where to Buy Online
When to Replace Low Pressure Sensor
Replace when compressor fails due to incorrect readings.